Search found 2 matches
- Mon Jun 12, 2023 6:08 pm
- Forum: Introduce Yourself
- Topic: hello
- Replies: 0
- Views: 7456
hello
how do i get verified so i can debate the philosophy section?
- Mon Jun 12, 2023 5:25 pm
- Forum: Logic and Philosophy of Mathematics
- Topic: Law of identity
- Replies: 10
- Views: 11291
Law of identity
doesn't 0=0 reduce to 1 because of double negation? like saying nothing is nothing(0=0)=(1=1)
0=1
(A=A) = (-A=-A) reduces to A=A though, how does it reduce to A=-A?
it reduces to A=A like this:
(A=A) reduces to A
(-A=-A) reduces to A
So A=A?
-A=-A and A=A would be the same thing